Term Name:	6-carboxytetrahydropterin synthase activity
Synonyms:	6-carboxy-5,6,7,8-tetrahydropterin synthase activity
Definition:	Catalysis of the reaction: 7,8-dihydroneopterin triphosphate + H2O = 6-carboxy-5,6,7,8-tetrahydropterin + triphosphate + acetaldehyde + 2 H+.
Ontology:	GO: Molecular Function [GO:0070497]    QuickGO    AmiGO